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Sonnet eGFX Breakaway Box 350 vs Sonnet eGFX Breakaway Box 650: Comparison
Sonnet eGFX Breakaway Box 350 and Sonnet eGFX Breakaway Box 650 separate most on host power delivery: Sonnet eGFX Breakaway Box 350 at 15, Sonnet eGFX Breakaway Box 650 at 87, 83% in favour of Sonnet eGFX Breakaway Box 650. PSU Wattage splits them by another 46%, again favouring Sonnet eGFX Breakaway Box 650. They match on connection standard and extra ports.
Specs
| Specification |  |  |
|---|---|---|
| Connection Standard | Thunderbolt 3 | Thunderbolt 3 |
| Brand | Sonnet | Sonnet |
| Extra Ports | None onboard beyond the GPU's own outputs | None onboard beyond the GPU's own outputs |
| PSU Wattage | 350-46% | 650 |
| Host Power Delivery | 15-83% | 87 |
| Max GPU Length | 220-29% | 310 |
| Cooling Type | Active, ultra-low-noise Noctua fan | Active Fan |
| Model | eGFX Breakaway Box 350 | eGFX Breakaway Box 650 |
| GPU Compatibility | Single-slot cards, GTX 1050 Ti to mid-range single-slot workstation and gaming cards | GTX 10-series through RTX 30-series and equivalent AMD cards, double-wide |
| Price | Launched around $299 (2017) | Launched around $449 (2018) |
Price comparison
| Retailer | Sonnet eGFX Breakaway Box 350 | Sonnet eGFX Breakaway Box 650 |
|---|---|---|
| Full Compass | View on Full Compass | |
| Amazon | View on Amazon |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
Sonnet eGFX Breakaway Box 350
6 / 10 Expert Rating
A niche but well-executed pick for single-slot cards and quiet operation, not for gaming-class GPUs.
Sonnet eGFX Breakaway Box 650
7 / 10 Expert Rating
The right-sized Sonnet box for mid-range Thunderbolt 3 cards, officially Mac-certified.
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